AU2002351139A1 - Optical scanning device - Google Patents
Optical scanning deviceInfo
- Publication number
- AU2002351139A1 AU2002351139A1 AU2002351139A AU2002351139A AU2002351139A1 AU 2002351139 A1 AU2002351139 A1 AU 2002351139A1 AU 2002351139 A AU2002351139 A AU 2002351139A AU 2002351139 A AU2002351139 A AU 2002351139A AU 2002351139 A1 AU2002351139 A1 AU 2002351139A1
- Authority
- AU
- Australia
- Prior art keywords
- scanning device
- optical scanning
- optical
- scanning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B7/1378—Separate aberration correction lenses; Cylindrical lenses to generate astigmatism; Beam expanders
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
- G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means
- G11B7/13927—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
- G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
- G11B7/0956—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Lenses (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01204994.6 | 2001-12-19 | ||
EP01204994 | 2001-12-19 | ||
EP02079698.3 | 2002-11-08 | ||
EP02079698 | 2002-11-08 | ||
PCT/IB2002/005245 WO2003052755A1 (en) | 2001-12-19 | 2002-12-06 | Optical scanning device |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2002351139A1 true AU2002351139A1 (en) | 2003-06-30 |
Family
ID=26077048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2002351139A Abandoned AU2002351139A1 (en) | 2001-12-19 | 2002-12-06 | Optical scanning device |
Country Status (7)
Country | Link |
---|---|
US (1) | US20050068879A1 (en) |
EP (1) | EP1459308A1 (en) |
JP (1) | JP2005513696A (en) |
KR (1) | KR20040068944A (en) |
CN (1) | CN1605100A (en) |
AU (1) | AU2002351139A1 (en) |
WO (1) | WO2003052755A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005513693A (en) * | 2001-12-14 | 2005-05-12 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Optical scanning device |
US20040213097A1 (en) * | 2003-04-25 | 2004-10-28 | Konica Minolta Opto, Inc. | Optical pick-up device |
US7564763B2 (en) * | 2003-07-09 | 2009-07-21 | Koninklijke Phililps Electronics N.V. | Optical arrangement |
US20080253259A1 (en) * | 2004-01-19 | 2008-10-16 | Koninklijke Philips Electronic, N.V. | Optical Device With Wavefront Modifier |
ATE393956T1 (en) * | 2004-12-21 | 2008-05-15 | Koninkl Philips Electronics Nv | OPTICAL SCANNING DEVICE |
KR20140138107A (en) * | 2011-10-07 | 2014-12-03 | 내셔널 유니버시티 오브 싱가포르 | Mems-based zoom lens system |
CN104655028B (en) * | 2013-11-22 | 2017-08-22 | 睿励科学仪器(上海)有限公司 | The focusing system and focus method measured for semiconductor chip |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3507565A (en) * | 1967-02-21 | 1970-04-21 | Optical Res & Dev Corp | Variable-power lens and system |
US3583790A (en) * | 1968-11-07 | 1971-06-08 | Polaroid Corp | Variable power, analytic function, optical component in the form of a pair of laterally adjustable plates having shaped surfaces, and optical systems including such components |
DE328930T1 (en) * | 1988-02-16 | 1989-12-07 | Polaroid Corp., Cambridge, Mass., Us | ZOOM LENS. |
JPH07140381A (en) * | 1993-11-18 | 1995-06-02 | Sony Corp | Method for correcting coma aberration |
JP3614294B2 (en) * | 1998-03-09 | 2005-01-26 | 富士通株式会社 | Light intensity conversion element, optical device, and information storage device |
JP3666632B2 (en) * | 1998-12-11 | 2005-06-29 | パイオニア株式会社 | Aberration correction apparatus and optical pickup apparatus using the same |
DE60039972D1 (en) * | 1999-12-24 | 2008-10-02 | Koninkl Philips Electronics Nv | OPTICAL SCANNING HEAD |
TW514890B (en) * | 1999-12-24 | 2002-12-21 | Koninkl Philips Electronics Nv | Optical scanning head |
-
2002
- 2002-12-06 KR KR10-2004-7009365A patent/KR20040068944A/en not_active Application Discontinuation
- 2002-12-06 JP JP2003553564A patent/JP2005513696A/en active Pending
- 2002-12-06 CN CNA028254066A patent/CN1605100A/en active Pending
- 2002-12-06 EP EP02785852A patent/EP1459308A1/en not_active Withdrawn
- 2002-12-06 WO PCT/IB2002/005245 patent/WO2003052755A1/en not_active Application Discontinuation
- 2002-12-06 US US10/498,762 patent/US20050068879A1/en not_active Abandoned
- 2002-12-06 AU AU2002351139A patent/AU2002351139A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2005513696A (en) | 2005-05-12 |
WO2003052755A1 (en) | 2003-06-26 |
KR20040068944A (en) | 2004-08-02 |
EP1459308A1 (en) | 2004-09-22 |
CN1605100A (en) | 2005-04-06 |
US20050068879A1 (en) | 2005-03-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU2002339705A1 (en) | Optical device | |
AU2002353213A1 (en) | Optical device | |
AU2002321988A1 (en) | Arrayed optical device | |
AU2002214221A1 (en) | Optical device | |
AU2003259476A1 (en) | Optical scanning device | |
AU2001290279A1 (en) | Optical device | |
AU2002255127A1 (en) | Optoelectronic device | |
AU2003201092A1 (en) | Optical scanning device | |
EP1221582A3 (en) | Optoelectronic device | |
AU2003283780A1 (en) | Optical scanning device | |
AU2003281580A1 (en) | Optical scanning device | |
AU2002353277A1 (en) | Optical scanning device | |
AU2002347498A1 (en) | Optical scanning device | |
AU2002351139A1 (en) | Optical scanning device | |
AU2002353407A1 (en) | Dual three-spots optical scanning device | |
AU2002348866A1 (en) | Optical scanning device | |
AU2003241094A1 (en) | Optical scanning device | |
AU2002347496A1 (en) | Optical scanning device | |
AU2003263437A1 (en) | Optical scanning device | |
AU2002365733A1 (en) | Optical scanning device | |
AU2002366407A1 (en) | Optical scanning device | |
AU2002351079A1 (en) | Optical scanning device | |
AU2002358623A1 (en) | Adaptive optical scanning device | |
AU2003288620A1 (en) | Optical scanning device | |
AU2002367230A1 (en) | Optical scanning device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |